39. The Science of Sleep (Part 1)

After back-to-back long shifts, AJ and Emily couldn't think of a better topic than sleep — and for good reason. In this episode, they do a deep dive into why sleep is the most overlooked tool for fat loss, muscle growth, hormone health, and overall performance. From growth hormone surges to hunger hormones gone haywire, they break down the real science behind what happens to your body while you sleep, how chronic sleep deprivation quietly sabotages your goals, and the practical bedtime habits (aka sleep hygiene) that can transform your health — no supplements required.

5 Key Takeaways

Sleep is when muscle growth actually happens. Your body releases its largest surge of growth hormone during deep REM sleep — meaning the gym work only pays off if your recovery matches your effort.
Poor sleep wrecks your hunger hormones. Lack of sleep increases ghrelin (hunger) and decreases leptin (satiety), creating the perfect storm for late-night cravings and overeating calorie-dense foods.
Consistency beats quantity. Seven solid, consistent hours every night outperforms swinging between four hours and nine. Sleep debt accumulates even when you occasionally oversleep to compensate.
Sleep is a fat loss tool. Poor sleep reduces insulin sensitivity and impairs glucose control, making your body more likely to store energy as fat rather than shuttle it to muscle — regardless of your diet.
Sleep hygiene starts at the start of your day. Getting morning sunlight within 30–60 minutes of waking, keeping a consistent bedtime, and ditching screens at lights-out are among the most powerful (and free) things you can do to improve sleep quality.

" Sleep is boring. It's super boring, but it is actually, it's not just downtime. It's one of the most powerful things that you can do to enhance your performance at the gym, enhance your performance in day-to-day life." - Emily

Connect with Emily and AJ

Website: https://www.emilylevercoaching.com/

Instagram: https://www.instagram.com/bedellever/

References

https://link.springer.com/article/10.1186/s44410-025-00011-9

https://pubmed.ncbi.nlm.nih.gov/31377851/

Enjoyed the Episode?

If this conversation resonated with you, make sure to subscribe, leave a review, and share this episode with a friend who's stuck in the start-over cycle. Your support helps more people find the podcast and build healthier habits that last.

Until next time—keep showing up, stay consistent, and remember: small steps add up to big change.

Denne episoden er hentet fra en åpen RSS-feed og er ikke publisert av Podme. Den kan derfor inneholde annonser.

Episoder(48)

48. Strong for Life: Minimizing muscle loss with age

Sarcopenia, the gradual loss of muscle mass and function, affects everyone as they get older, typically beginning in our late 30s to early 40s. In this episode, we break down why it happens, what's ac...

12 Okt 42min

47. Stronger Miles: Why Runners Should Be Lifting Weights

This week, we dive into why runners, and endurance athletes of all kinds, should be incorporating resistance training into their routines. We break down how lifting complements running by improving ru...

5 Okt 35min

46. Your Gut, Your Brain & Your Performance: The Science Behind the Connection (Part 2)

In this episode, the Emily and AJ dig into the gut-brain connection, busting the myth that gut-produced serotonin directly controls your mood, and explaining how exercise redirects blood flow away fro...

28 Sep 28min

45. Your Gut, Your Brain & Your Performance: The Science Behind the Connection (Part 1)

Ever felt butterflies before a big presentation, or a stomach-drop when you're stressed? That's not "all in your head", it's the gut-brain axis at work. In this episode, we break down the science of h...

21 Sep 27min

44. Fad Diets: Why the "Next Big Thing" Usually Isn't the Answer

Fad diets keep resurfacing because they promise fast, dramatic results but this episode breaks down why the "next big thing" almost never works long-term. From juice cleanses and detoxes to carnivore,...

14 Sep 36min

43. All About Fiber: The Sh*t you should be eating more (Part 2)

In this episode, two nutrition coaches, Emily and AJ, dig into fiber, why it matters, how to actually get more of it into everyday meals, and where they disagree on supplements. They cover easy ways t...

7 Sep 24min

42. All About Fiber: The Sh*t you should be eating more (Part 1)

In this episode, Emily and AJ dive into fiber, one of the most overlooked pillars of a healthy, sustainable diet. They break down the difference between soluble and insoluble fiber, explain how each s...

1 Sep 30min

41. Raising Active Kids: How to Get Your Children Involved In Fitness

This week's episode dives into raising active kids and getting children genuinely excited about movement. Emily and AJ shared how modeling healthy habits, rather than just talking about them, became a...

24 Aug 28min